Marine Interpretation Message
Issued by NWS

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000
AGPN40 KWNM 240745
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1245 AM PDT THU JUL 24 2014

.FORECAST DISCUSSION: MAJOR FEATURES/WINDS/SEAS/SIGNIFICANT
.WEATHER FOR THE NORTH PACIFIC N OF 30N AND E OF 150W.

00Z GLOBAL MODELS IN GOOD AGRMT THRU FCST PERIOD. POPULATED WIND
GRIDS WITH 30M WINDS FROM THE 00Z GFS THRU THE PERIOD. 00Z GFS HAS
GOOD SUPPORT FROM BOTH THE ECMWF AND THE UKMET.

LATEST ASCAT PASS SHOWING LOW 47N125W AT 06Z WITH 25 TO 30 KT
WINDS IN THE W AND SW QUAD OF THE LOW. MODELS SHOWING LOW MOVING
INLAND THIS MORNING...WITH WINDS DIMINISHING.

HIGH PRES RIDGE THEN SETS UP OVER THE NW PORTION OF THE PZ5 WATERS
TODAY AND TONIGHT AND INTERACTS WITH A COASTAL TROF EXTENDING
NWRD ALONG NRN CALIF. MODELS FOR THE PAST FEW DAYS HAVE CONTINUED
TO SHOW BORDERLINE GALE CONDITONS FOR THE ERN PORTION OF THE
PZZ820 WATERS FOR TONIGHT. HIGHEST PROBABILITY FOR GALES WILL BE
IN THE ADJACENT CSTL WATERS...BUT THERE IS STILL SUFFICIENT
CONCERN THAT GALES WILL REACH THE OFFSHR WATERS...SO WILL KEEP
GALES IN THE FCST FOR TONIGHT. DO CONTINUE GALES FOR THE FAR NE
PORTION OF THE PZZ825 WATERS FOR TONIGHT...BUT NOT AS CONFDT WITH
GALES HERE AS AM FURTHER N.

PATTERN PERSIST THRU SAT NIGHT...WITH MODELS SHOWING DIURNAL
GALES DEVELOPING OFF THE NRN CALIF COAST. MODELS KEEPING GALES
CONFINED TO THE CSTL WATERS OFF NRN CALIF...BUT WILL NEED TO BE
WATCHED OVER THE NEXT DAY OR SO. WILL KEEP SUBGALE CONDITIONS IN
THE OFFSHR WATERS FOR THIS PACKAGE.

PATTERN WEAKENS SLIGHTLY SUN AND MON...BUT WINDS SHUD REMAIN IN
THE 20 TO 30 KT OFF NRN CALIF.


.SEAS...ENP VERSION OF WWIII WITHIN A FT OR TWO OF CURRENT OBS.
SEAS AROUND 12 FT OVER THE PZ5 WATERS IN ASSOC WITH LOW PRES JUST
E OF THE AREA. HAVE POPULATED WAVE GRIDS WITH 00Z ENP THRU THE
FCST PERIOD. DID INCR SEAS BY 5 TO 10 PERCENT IN THE GALE AREA OFF
NRN CALIF LATER TODAY INTO FRI.


.EXTRATROPICAL STORM SURGE GUIDANCE...N/A


.WARNINGS...PRELIMINARY.

.PZ5 WASHINGTON/OREGON WATERS...
     NONE.

.PZ6 CALIFORNIA WATERS...
.PZZ820...INNER WATERS FROM POINT ST. GEORGE TO POINT ARENA...
     GALE TONIGHT.
.PZZ825...INNER WATERS FROM POINT ARENA TO PIGEON POINT...
     GALE TONIGHT.

$$

.FORECASTER ACHORN. OCEAN PREDICTION CENTER.


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